UPSA Object Registry
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105P/Singer Brewster

Comet
harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.
Diameter
2.2 km
Semi-major axis
3.469 au
Eccentricity
0.4091
Inclination
9.17°
Orbital period
6.461 y

Also known as

3 identifiers

105P105P/Singer BrewsterSinger Brewster

Orbit and body

JPL Small-Body Database · solution by Shantanu Naidu
ClassJFc
Semi-major axis a3.469 au
Eccentricity e0.4091
Inclination i9.17°
Perihelion q / aphelion Q2.05 / 4.89 au
Period2,360 d (6.461 y)
Node Ω / argument ω / M192.41° / 46.61° / 86.48°
Earth MOID1.05 au
Absolute magnitude H—
Diameter2.2 km
Albedo—
Rotation period— h
Spectral type—
Observation arc1986-05-03 → 2025-09-24 · 898 observations

Provenance

where this card came from
ArchiveRead at (UTC)Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/105p-singer-brewster · Registry entry updated 2026-08-14.